The head of the UN agency for Palestinian refugees, Philippe Lazzarini, said Sunday that the agency had halted the delivery of aid through the Kerem Shalom crossing between Israel and Gaza because of the threat of armed gangs who have looted convoys. Israel's military later said it fired on Hezbollah targets in southern Lebanon, days into a fragile ceasefire with the Iran-backed Islamist group. Read our blog to see how the day's events unfolded.
